Finding the Fourth Proportional to 353,383.44, 487,664.10 and 192,239.88
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Solution
The fourth proportional to 353,383.44, 487,664.10 and 192,239.88 is: 265,288.29
Step by Step Solution
- Step 1: Write the proportion equation
353,383.44 : 487,664.10 = 192,239.88 : x - Step 2: Convert to fraction form
353,383.44/487,664.10 = 192,239.88/x - Step 3: Cross multiply
353,383.44x = 487,664.10 × 192,239.88 - Step 4: Simplify right side
353,383.44x = 93,748,488,064.31 - Step 5: Solve for x
x = 93,748,488,064.31/353,383.44 - Step 6: Final answer
x = 265,288.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.